20884211

素因数分解:

${\mathrm{17}}^1\times {\mathrm{19}}^2\times {\mathrm{41}}^1\times {\mathrm{83}}^1$

素因数の和:179

約数の個数: 24

約数和(自身を含む): 24195024

約数和(自身を除く): 3310813

約数列:

[1, 17, 19, 41, 83, 323, 361, 697, 779, 1411, 1577, 3403, 6137, 13243, 14801, 26809, 29963, 57851, 64657, 251617, 509371, 1099169, 1228483, 20884211]

約数ペア:

[(1, 20884211), (17, 1228483), (19, 1099169), (41, 509371), (83, 251617), (323, 64657), (361, 57851), (697, 29963), (779, 26809), (1411, 14801), (1577, 13243), (3403, 6137)]